package com.schoolinfo.daoimpl;
// default package

import java.util.List;
import java.util.Set;
import org.hibernate.LockMode;
import org.hibernate.Query;
import org.hibernate.Transaction;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.ApplicationContext;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;

import com.schoolinfo.dao.SecondClassDAO;
import com.schoolinfo.model.SecondClass;

/**
 	* A data access object (DAO) providing persistence and search support for SecondClass entities.
 			* Transaction control of the save(), update() and delete() operations 
		can directly support Spring container-managed transactions or they can be augmented	to handle user-managed Spring transactions. 
		Each of these methods provides additional information for how to configure it for the desired type of transaction control. 	
	 * @see .SecondClass
  * @author MyEclipse Persistence Tools 
 */

public class SecondClassDAOImpl extends HibernateDaoSupport implements SecondClassDAO  {
	     private static final Logger log = LoggerFactory.getLogger(SecondClassDAOImpl.class);
		//property constants
	public static final String NAME = "name";



	protected void initDao() {
		//do nothing
	}
    
    /* (non-Javadoc)
	 * @see com.schoolinfo.daoimpl.SecondClassDAO#save(com.schoolinfo.model.SecondClass)
	 */
    @Override
	public void save(SecondClass transientInstance) {
        log.debug("saving SecondClass instance");
        try {
            getHibernateTemplate().save(transientInstance);
            log.debug("save successful");
        } catch (RuntimeException re) {
            log.error("save failed", re);
            throw re;
        }
    }
    
	/* (non-Javadoc)
	 * @see com.schoolinfo.daoimpl.SecondClassDAO#delete(com.schoolinfo.model.SecondClass)
	 */
	@Override
	public void delete(SecondClass persistentInstance) {
        log.debug("deleting SecondClass instance");
        try {
            getHibernateTemplate().delete(persistentInstance);
            log.debug("delete successful");
        } catch (RuntimeException re) {
            log.error("delete failed", re);
            throw re;
        }
    }
    
    /* (non-Javadoc)
	 * @see com.schoolinfo.daoimpl.SecondClassDAO#findById(java.lang.Integer)
	 */
    @Override
	public SecondClass findById( java.lang.Integer id) {
        log.debug("getting SecondClass instance with id: " + id);
        try {
            SecondClass instance = (SecondClass) getHibernateTemplate()
                    .get("com.schoolinfo.model.SecondClass", id);
            return instance;
        } catch (RuntimeException re) {
            log.error("get failed", re);
            throw re;
        }
    }
    
    
    /* (non-Javadoc)
	 * @see com.schoolinfo.daoimpl.SecondClassDAO#findByExample(com.schoolinfo.model.SecondClass)
	 */
    @Override
	public List<SecondClass> findByExample(SecondClass instance) {
        log.debug("finding SecondClass instance by example");
        try {
            List<SecondClass> results = (List<SecondClass>) getHibernateTemplate().findByExample(instance); 
            log.debug("find by example successful, result size: " + results.size());
            return results;
        } catch (RuntimeException re) {
            log.error("find by example failed", re);
            throw re;
        }
    }    
    
    /* (non-Javadoc)
	 * @see com.schoolinfo.daoimpl.SecondClassDAO#findByProperty(java.lang.String, java.lang.Object)
	 */
    @Override
	public List findByProperty(String propertyName, Object value) {
      log.debug("finding SecondClass instance with property: " + propertyName
            + ", value: " + value);
      try {
         String queryString = "from SecondClass as model where model." 
         						+ propertyName + "= ?";
		 return getHibernateTemplate().find(queryString, value);
      } catch (RuntimeException re) {
         log.error("find by property name failed", re);
         throw re;
      }
	}

	/* (non-Javadoc)
	 * @see com.schoolinfo.daoimpl.SecondClassDAO#findByName(java.lang.Object)
	 */
	@Override
	public List<SecondClass> findByName(Object name
	) {
		return findByProperty(NAME, name
		);
	}
	

	/* (non-Javadoc)
	 * @see com.schoolinfo.daoimpl.SecondClassDAO#findAll()
	 */
	@Override
	public List findAll() {
		log.debug("finding all SecondClass instances");
		try {
			String queryString = "from SecondClass";
		 	return getHibernateTemplate().find(queryString);
		} catch (RuntimeException re) {
			log.error("find all failed", re);
			throw re;
		}
	}
	
    /* (non-Javadoc)
	 * @see com.schoolinfo.daoimpl.SecondClassDAO#merge(com.schoolinfo.model.SecondClass)
	 */
    @Override
	public SecondClass merge(SecondClass detachedInstance) {
        log.debug("merging SecondClass instance");
        try {
            SecondClass result = (SecondClass) getHibernateTemplate()
                    .merge(detachedInstance);
            log.debug("merge successful");
            return result;
        } catch (RuntimeException re) {
            log.error("merge failed", re);
            throw re;
        }
    }

    /* (non-Javadoc)
	 * @see com.schoolinfo.daoimpl.SecondClassDAO#attachDirty(com.schoolinfo.model.SecondClass)
	 */
    @Override
	public void attachDirty(SecondClass instance) {
        log.debug("attaching dirty SecondClass instance");
        try {
            getHibernateTemplate().saveOrUpdate(instance);
            log.debug("attach successful");
        } catch (RuntimeException re) {
            log.error("attach failed", re);
            throw re;
        }
    }
    
    /* (non-Javadoc)
	 * @see com.schoolinfo.daoimpl.SecondClassDAO#attachClean(com.schoolinfo.model.SecondClass)
	 */
    @Override
	public void attachClean(SecondClass instance) {
        log.debug("attaching clean SecondClass instance");
        try {
            getHibernateTemplate().lock(instance, LockMode.NONE);
            log.debug("attach successful");
        } catch (RuntimeException re) {
            log.error("attach failed", re);
            throw re;
        }
    }
    
	public List findByFirstId(int firstId) {
	      log.debug("find ByFirstId:"+firstId);
	  	try {
	  			String queryString = "select {s.*} from SecondClass s where s.firstId ='"+firstId+"' ";
	  			
	  			Transaction t=getHibernateTemplate().getSessionFactory().getCurrentSession().beginTransaction();
	  			 
	  			List list =getHibernateTemplate().getSessionFactory().getCurrentSession().createSQLQuery(queryString).addEntity("s",SecondClass.class).list();
	  			t.commit();	
	  			return list;
	      } catch (RuntimeException re) {
	         log.error("find ByFirstId", re);
	         throw re;
	      }
		}

	public static SecondClassDAO getFromApplicationContext(ApplicationContext ctx) {
    	return (SecondClassDAO) ctx.getBean("SecondClassDAO");
	}
}